Where did you install Firefox from? Help Mozilla uncover 3rd party websites that offer problematic Firefox installation by taking part in our campaign. There will be swag, and you'll be featured in our blog if you manage to report at least 10 valid reports!

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

I am running Firefox 5.0 but need to test new web pages in 3.6.

  • 2 replies
  • 2 have this problem
  • 2 views
  • Last reply by kcdrake

more options

I am developing a new web site and we need to be compatible with Firefox 3.6. I currently have Firefox 5.0 installed. Is there a way to test in 3.6 mode. Other than uninstalling 5.0?

I am developing a new web site and we need to be compatible with Firefox 3.6. I currently have Firefox 5.0 installed. Is there a way to test in 3.6 mode. Other than uninstalling 5.0?

Chosen solution

All Replies (2)

more options

Chosen Solution

Install Portable Firefox 3.6.x to your hard drive.
http://portableapps.com/apps/internet/firefox_portable/localization#legacy36

more options

found the link ed meister suggested. It works great!

Modified by kcdrake